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UWSH Study Guide > Subs > Flashcards

Subs Flashcards

1
Q
  1. What chapter is propulsion bearings?
A

18

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2
Q
  1. What are the 4 classes of stave bearings?
A

Metallic less than 6” dial shaft
Metallic greater than 6” dial shaft
NonMetallic less than 6” dial shaft
Non Metallic greater than 6” dial shaft

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3
Q
  1. What type of staves does the 774 have?
A

Partial Arc

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4
Q
  1. How many staves does the Ohio class sub have? 688?
A

Ohio- 26 688-24

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5
Q
  1. Range gap for the feeler gauge measurements?
A

.1-.5

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6
Q
  1. Access to Staves?
A

Deadlight holes, cover plates under the struts, mud tank, rope guard on sub

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7
Q
  1. How long are staves?
A

Come in 6 feet measurements

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8
Q
  1. How long are stave shells?
A

8-14’

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9
Q
  1. What are staves made of?
A

Rubber

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10
Q
  1. Where can you find staves on a sub?
A

Mud Tank

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11
Q
  1. Where do you measure staves?
A

Between the stave and stern tube, 12, 6, 9, 3 o’clock positions

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12
Q
  1. Purpose of the staves?
A

Hydrodynamics, cooling, holding the weight of the shaft when idle

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13
Q
  1. How do you clean?
A

Hydrolance in between the staves for 1 foot per min 3x

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14
Q
  1. What do you do to a stave before install?
A

Freeze them, lube them with dawn dish detergent

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15
Q
  1. Where can you find ICCP on 774?
A

MIP, Rope guard, MBT

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16
Q
  1. Does 688 have ICCP?
A

No, just sacrificial

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17
Q
  1. Flights of a 688 sub?
A

688 1,2,688I 3,4

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18
Q
  1. What is each flight called?
A

LA CLASS 688
VA class 774
Ohio Class

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19
Q
  1. What is the difference between 688 flights?
A

VLS, Sailplanes on 688i

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20
Q
  1. CSA pods bolts, how many?
A

11 On each side, 22

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21
Q
  1. Bolt rule for CSA pods?
A

Bolts can’t be missing from ends, 2 can’t be missing next to each other. Only 3 bolts are allowed to be missing on a side. 4 missing all together

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22
Q
  1. Lifting fixture called for CSA pods?
A

Calm water lifting fixture

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23
Q
  1. What does ECL stand for?
A

External Counter Launcher

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24
Q
  1. What is the process for taking out an ECL?
A

-Take off cover plate
-Rig lifting points to cover plate
-crane cover plate up or use lifting bag
-install BEG
-Disconnect cables
-Remove lip blocks
-install lifting points to ECL pods
-Connect wire cables. 4 all together
-lift ECL PODS through BEG to topside

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25
Q
  1. What does BEG stand for? What is it?
A

Breaching External guide, guides ECL pods to topside

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26
Q
  1. What MBT are cables connected to for CSA?
A

MBT4

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27
Q
  1. Where are CSA pods located?
A

End of the diheadrials

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28
Q
  1. What Jobs are in the Mud Tank?
A

Stern tube c/d, aft OTAA, anchor light inspection light, stave bearing inspection

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29
Q
  1. Jobs in MBT4B?
A

Anchor, NMH, Cable runs

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30
Q
  1. Jobs in MBT4A?
A

SPU/SPM, NMH, Cable Runs

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31
Q
  1. Jobs in MBT5A?
A

TLTA-688

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32
Q
  1. Jobs in MBT5B?
A

TLTA-774

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33
Q
  1. Parts of TLTA?
A

Stowage Drum, Capstone, OSA sensors, Array, Stowage drum arm, guide tube

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34
Q
  1. 2 Types of Sensors in OSA?
A

2 Acoustic. electromagnetic

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35
Q
  1. How do you clean Bellmouth?
A

Inside not outside

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36
Q
  1. Where is TDU located?
A

Under the Sail

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37
Q
  1. How would you attach a cofferdam to tdu?
A

Belly band

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38
Q
  1. Materials needed to drop 688 BTG?
A

Hammer, flathead, 15/16 wrench and socket

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39
Q
  1. Materials to put up 688 BTG?
A

Crow bar, flathead, 15/16 wrench and socket

40
Q
  1. Materials needed to drop 774 BTG?
A

Allen 9/16, 3/4

41
Q
  1. Materials needed to put up 774 BTG?
A

Trash Can

42
Q
  1. Where is aft Bottom sounder?
A

Just forward of MBT4A

43
Q
  1. How would you take out a bottom sounder?
A

Drop Cover plate, with all threads
- Tie a line to sounder
- Take sounder out
- Allow diver on the turtle back to bring it up

44
Q
  1. Jobs in MBT3A?
A

NMH, EHF

45
Q
  1. Jobs in MBT3B?
A

NMH, EHF, Last grate pinger

46
Q
  1. Jobs in MBT2A?
A

VLS Mag switches, OtAA NMH

47
Q
  1. Jobs in MBT2B?
A

Vls mag switches, OTAA, forward bottom sounder

48
Q
  1. When tagging out MSW and ASW what condition are they put in?
A

MSW- SUPER SLOW ASW- SLOW

49
Q
  1. Access to Sonar Dome?
A

BATHTUB inside the sub

50
Q
  1. Explain Rod Meter Change out sub?
A

-take out 2 bolts 3/8
-topside slacks cable and ties a line to cable
-swim rodmeter to topside

51
Q
  1. What do you have to replace on retractable rod meters often?
A

7 layer chevron packing on the cutlass bearing, and above the retractable valve opening

52
Q
  1. What type of covering is on a 688?
A

SHT Special hull treatment

53
Q
  1. What type of covering is on a 774?
A

MIP Mold in Place

54
Q
  1. BTF components?
A

Retaining ring 3/8 bolts, spider backing plate, hockey puck, spider backing plate

55
Q
  1. What is the most important thing to remember when putting a btf back together?
A

The retaining ring

56
Q
  1. What size bolts are on btf?
A

3/8”

57
Q
  1. What side do you hammer when removing a BTF?
A

Towards the people tank

58
Q
  1. What is a EHF/ EHP
A

Electronic hull fitting/ penetration

59
Q
  1. What type of fitting is always on EHF/EHP?
A

Male fitting

60
Q
  1. What covers the EHF?
A

Cheese grate

61
Q
  1. What is the zip tie requirement when doing a cable run?
A

Every 6 inches double zip tie with channel rubber

62
Q
  1. What types of sound do NHF pick up?
A

Metallic/nonmetallic

63
Q
  1. First thing to check when doing a NHF job?
A

Ballast tank grate

64
Q
  1. Where is the Fat line Towed Array located?
A

Thumbnail

65
Q
  1. Where is the last grate pinger located?
A

MBT3B

66
Q
  1. Where is the Forward Bottom Sounder Located?
A

MBT2B

67
Q
  1. Explain the Forward bottom sounder job?
A

-INSIDE MBT2B is a trough the bottom sound sits in
-unbolt it and tie a line to it hand it to topside
-pick it up and feed it outside MBT with slack

68
Q
  1. What does OTAA stand for?
A

Out board Transducer Array Assembly

69
Q
  1. What bolt size is the cover plate?
A

5/8”

70
Q
  1. What are the 3 cables called?
A

Fiber Optic, Steady stay, pulse power

71
Q
  1. What is special about Fiber Optic cable?
A

Shiny black and can’t bend past 90 degrees

72
Q
  1. What needs to be disconnected in a FWD OTAA job?
A

Cooling Lines

73
Q
  1. Where are the aft OTAA located?
A

Ends of Stern Planes

74
Q
  1. What chapter is SPU/SPM
A

8

75
Q
  1. How does the SPU come out? What SUB?
A

Rolls out 774

76
Q
  1. How does the SPM come out? What Sub?
A

Drops out 688

77
Q
  1. How many blades does SPU have?
A

3

78
Q
  1. How many measure points are on the SPU? WHERE?
A

8, 3 on each side 1 on each end

79
Q
  1. How many cables are there?
A

3 power cables

80
Q
  1. 2 types of SPM? Describe them?
A

Wet wound and dry canned

81
Q
  1. What type of cofferdam is used?
A

Dry chamber cofferdam open bottom

82
Q
  1. What are the measurements for dropping and removing an SPU?
A

10 FT from bottom from extended spu

83
Q
  1. Where are the VLS switches located?
A

MBT2

84
Q
  1. What do VLS switches do?
A

Open the doors for the Torpedoes

85
Q
  1. 3 types of doors for TT
A

Breacher, muzzle, shutter

86
Q
  1. Where are the TT located?
A

1 AND 3 starboard 2 and 4 port

87
Q
  1. What will you see looking into MBT2?
A

MISSILE TUBES

88
Q
  1. Where is the High and Low Freq. WRL-9 on sub? Which one is bigger?
A

High between aft of MBT3A/b, Low Freq forward between 2MBTA/B

89
Q
  1. What discharges on a sub do the nuclear waste come out of?
A

c-35/ c-4

90
Q
  1. Radcon Boundaries on a sub?
A

sail to the ensign

91
Q
  1. What are the radcon requirements on diving on a nuclear vessel?
A

NO diving0-15min
15min-24 hr. 10 min max with epd and tld

92
Q
  1. Flight numbers?
A

688-750 LA
750-773 LA(i)
774 VA (3 blocks)
Ohio 730-743
SEA Wolf 21-23

93
Q
  1. What type of missiles does a SSGN have?
A

Nuclear cruise missles

94
Q
  1. What type of missiles does a SSBN have?
A

Nuclear ballistic missiles

95
Q
  1. How far do you jack shaft in stave bearing inspection on sub? Where?
A

1/16”, jack is placed just aft of the rudder post.

96
Q
  1. Who are the 2 people you need sig from on sub?
A

EDO and SDO

97
Q
A

UWSH Study Guide (7 decks)

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